The HD650s feature a 10 – 39,500 Hz response, neodymium magnets, and “specially designed acoustic silk to ensure precision damping over the entire frequency range.” They have a 4.7/5 star rating from over 340 Amazon customers.

They are made of sandblasted steel and black matte housings and feature active digital noise-cancellation technology, sonic “clarity and accuracy even at low volume levels,” and more. They have a 3.6/5 star rating from over nearly 100 Amazon customers.

They feature a sweatproof/washable design, a patented SportClip to help them stay in your ear, “total noise isolation,” ControlTalk with in-line controls for iPad, iPhone and iPod. They have received a 3.8/5 star rating from over 220 Amazon customers.